diff --git a/src/transformers/models/auto/video_processing_auto.py b/src/transformers/models/auto/video_processing_auto.py
index d130230345d1..d8bcc7814667 100644
--- a/src/transformers/models/auto/video_processing_auto.py
+++ b/src/transformers/models/auto/video_processing_auto.py
@@ -91,7 +91,7 @@
 
 def video_processor_class_from_name(class_name: str):
     for module_name, extractors in VIDEO_PROCESSOR_MAPPING_NAMES.items():
-        if class_name in extractors:
+        if extractors is not None and class_name in extractors:
             module_name = model_type_to_module_name(module_name)
 
             module = importlib.import_module(f".{module_name}", "transformers.models")